Archive: 10/3/2011

Contrary to belief, older people in South Africa and Brazil become happier as they age. New research suggests that, with the right policies in place, a developing country can significantly improve the wellbeing of its older ...

Along with the famous finches the Galapagos mockingbirds had a great influence on Charles Darwin's theory of evolution. Now, 176 years later, three of the four mockingbird species are among the rarest birds ...